Stovetop gives a great explanation of the mechanics so I’ll just add about the vibes. Spiritfarer is sweet and kind at its heart. The main interface of the game is giving hugs and cooking the favourite foods of your passengers. You explore both physically in your boat and in the lives of your friends, and hopefully you come to understand a little bit about life and death. And patience too, sometimes you’re not really stuck you’re just not ready yet.